Writing Implement Forensics - 720nm IR
Infrared clearly reveals the markings of the mechanical pencil and permanent black marker.
The markings of the other writing implements, however, are almost completely bypassed.
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Uploaded on January 29, 2010
Taken on January 28, 2010
Writing Implement Forensics - 720nm IR
Infrared clearly reveals the markings of the mechanical pencil and permanent black marker.
The markings of the other writing implements, however, are almost completely bypassed.
903
views
1
fave
0
comments
Uploaded on January 29, 2010
Taken on January 28, 2010